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Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Basell Poliolefine Italia SpA has submitted a patent application for Process for Polymerizing Olefins at Variable Slurry Speeds in Loop Reactor. This invention was developed by Di Federico Pier Luigi, Balestra Enrico, Zander Giacomo Rizio Antonio, Macabianni Giuseppe and Vitale Filippo.
The patent applicati..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Nanjing Nanda Digital Tech Co Ltd has sought patent for Petroleum Sampling and Detecting Device. This invention was developed by Wen Liang, Yu Ning, Li Hantao and Sheng Weiwei.
The patent application number is CN202511695275 20251119. The patent publication number is CN121473821 (A). International Patent Cl..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China National Petroleum and China Petroleum Logging Co Ltd have submitted a patent application for Underground State and Curve Quality Monitoring Method, System, Equipment and Medium. Zhang Xiaolei, Wang Hu, Yue Aizhong, Fan Hongwei, Guo Zhiqiang, Dong Zheng, Li Chengzhi, He Xuxin, Ge Yunlong, Xiong Shitao an..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Shanghai Ocean Oil & Gas Branch China Petroleum & Chemical Corp patent application for Method and System for Determining Flow Equilibrium Point Radius During Gas Condensate Precipitation. This invention was developed by Yin..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China National Petroleum and China Nat Oil and Gas Exploration and Development Ltd have submitted a patent application for Deepwater Carbonate Reservoir Dynamic Evaluation Method, Device, Equipment and Medium. This invention was developed by Liu Zhangcong, Ye Yu, Liu Chengbin, Xu Bifeng, Hao Qiangsheng, Zhao J..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China University of Petroleum, Beijing has submitted a patent application for Tracer-based Horizontal Well Segmented Liquid Production Profile Visual Simulation Experiment Device and Interpretation and Evaluation Method. Xiang Rui, Deng Jingen, Liu Jie, Li Yunqing, Su Feiyu, Li Zhuofan, Feng Yongcun and Li Xia..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China University of Petroleum, Beijing patent application for Drilling Fluid Leakage Layer Positioning Method. This invention was developed by Feng Yongcun, Shang Guanyi, Li Xiaorong, Yan Wei, Liu Wei and Deng Jingen.
The patent application number is CN..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published Shandong Chuangge Petroleum Tech Co Ltd patent application for Optical Fiber Multi-parameter Logging Device. The invention was developed by Tian Wanguo, Su Fuwei, Chang Qiangbing, Hu Bin, Sun Guangyue, Wen Fangyi, Zhang Haiyan and Ba Wenliang.
The pa..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- CNPC Science Tech Research Institute Co Ltd and China National Petroleum have submitted a patent application for Underground Supercritical Carbon Dioxide Mass Flow Testing Device and Testing Method. This invention was developed by Wang Quanbin, Jia Deli, Feng Fan, Zhang Weiping, Yu Chuan and Jiao Maowei.
Th..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Device for Testing Delay Effect of Delay Mechanism. Liu Tao, Cui Jingyu, Pan Jian, Qian Jiang, Chen Chen and Zhao Wei developed the invention.
The patent application num..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- PetroChina has filed a patent application for Liquid Injection Temporary Plugging Parameter Determination Method Based on Horizontal Well Section Production Law. This invention was developed by Tang Chuanyi, Tian Hui, Liao Qiping, Yi Xingyu, Liu Deqing, Zhang Minghai, Song Mingrui, Hu Ruixue, Liu Yong and Liu ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Plugging Agent Plugging Process Simulation Device and Plugging Effect Evaluation Method. The invention was developed by Lin Yongmao, Hu Yongzhang, Long Zhangliang, Yan Yan..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China National Petroleum and Cnpc Xibu Drilling Eng Co Ltd have applied Chinese patent for Vibration Well Cementation Tool. Chen Jie, Ma Chenyan, Wang Xueliang, Qiao Dongyu, Wang Xuecheng, Wang Jun and Qin Xi developed it.
The patent application number is CN20241166215 20240805. The patent publication numbe..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Packer for Tubular Column and Integrated Tubular Column. This invention was developed by Pan Jian, Zhou Yijun, Liu Tao, Chen Chen, Cui Jingyu and Pang Wenfeng.
The paten..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Annular Sealing Device and Method. This invention was developed by Liu Tao, Cui Jingyu, Wang Qiang, Wu Qiang and Qian Jiang.
The patent application number is CN202411671..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released Sinopec Jiangzuan Oil Machinery and Sinopec Oilfield Equipment patent application for Drilling Tool for Underwater Installation and Recovery of Top Locking Assembly and Construction Method. This invention was developed by Wang Yuhao, Zhang Fan, Song Zipi..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- CNPC Bohai Drilling Engineering and China National Petroleum have submitted a patent application for Underground Explosion Digital Monitoring Instrument, Method and Equipment for Explosion Loosening. This invention was developed by Zhang Xiao, Wang Pizheng, Yu Huaibin, Guo Keyou, Cui Gang and Wang Shuai.
Th..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Multifunctional Quick-release Vibration Type Injection Well Blanking Plug Throwing and Fishing Tool and Working Method. This invention was developed by Cao Gang, Tu Dengli, Cao Yuxuan, Zhao Xiangzhong..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Open Hole Anchor and Anchoring Method. The invention was developed by Liu Yintao, Li Youpei, Zhang Guodong, Wu Qiang, Wen Chao and Zhu Min.
The patent application numbe..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- PetroChina has submitted a patent application for Rotary Guide Tool Optimization Analysis Method, System, Equipment and Medium. This invention was developed by Fan Yu, Guo Jianhua, He Fei, Yang Zhe, Zhang Yuting and Luo Yueyao.
The patent application number is CN20241172045 20240806. The patent publication nu..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Sichuan Zhonghongrui Petroleum Machinery Eng Co Ltd has sought patent for Roller Centralizer and Roller Loading and Unloading Method. This invention was developed by Wang Shuzhong, Liu Peng, Fan Tiankai, Li Haigang and Zhang Ke.
The patent application number is CN20261014435 20260107. The patent publication..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released Shanghai Shenkai Petroleum Equipment Co Ltd, Shanghai Sk Petroleum & Chemical Equipment Corp Ltd, Shanghai Shenkai Petroleum Measurement and Control Technology and Shanghai Sk Petroleum & Chemical Equipment Corp Ltd patent application for Quick Connectin..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China National Petroleum, Beijing Petroleum Machinery and CNPC Kunlun Mfg Company Limited have submitted a patent application for Foldable Top Drive Guide Rail with Internally and Externally Hinged and Sleeved Parts. This invention was developed by Shi Hongjiang, Zhang Hongjun, Li Xianyi, Lu Yiping, Zha Fei, X..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China National Petroleum and CNPC Xibu Drilling Eng Co Ltd have sought patent for Device and Method for Predicting Gas Production Rate of High-water-content Tight Sandstone Gas Reservoir. This invention was developed by Deng Guohui, Tang Xuequan, Wang Sukai, Tu Lihui, Li Yonglong, Lan Yong, Wu Heng, Wang Yihua..
Oil & Gas
| Sun 31 May 2026
Taipei, June 1 -- Taiwan Patent Office has received Entegris patent application for Coated Substrates and Related Methods. Yener Doruk, Venkatraman Chandrasekaran, Gunda Nilesh and Waldfried Carlo developed the invention.
The patent application number is TW20240137776 20241004. The patent publication number is TW202519498 (A). ..
Oil & Gas
| Sun 31 May 2026
Taipei, June 1 -- Green Hydrotec Inc has sought patent for Method and Apparatus for Producing Hydrogen with Low Carbon Emission. This invention was developed by Rei Min-hon, Kao Yu-ling and Chen Shih-chung.
The patent application number is TW20230142099 20231101. The patent publication number is TW202519476 (A). International..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 --China National Petroleum, CNPC Offshore Eng Co Ltd and CNPC Offshore Eng Qingdao Co Ltd have applied Chinese patent for Sand Screening Machine for Ocean Engineering Anti-corrosion Workshop. Li Ming, Yang Bin, Li Wensheng, Cheng Li, Li Junjie, Wang Haixing, Sang Yingchun, Xu He, Xu Faxian, Xu Xiaohan, Wang Hui, ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Hydraulic Fracturing Integrated Monitoring and Joint Inversion Method Coupling Rock Deformation and Injection and Drainage Pressure. Chen Zuorong, Fu Xiaofei, Wu Tong, Pan Zhejun, Jiang Xiaofang and S..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Method and System for Determining Width of Hydraulic Fracture Opening. The invention was developed by Zeng Mingyong, Cui Jingyu, Hou Zhimin, Zhou Yijun and Liu Tao.
The..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released PetroChina patent application for Oil-gas Wellhead Ground Wind-solar Integrated Medicament Adding Device. This invention was developed by Zhao Menglong, Cheng Changkun, Li Benquan, Shen Hui, Su Nan, Song Kai, Liu Yanping, Xu Haitao and Zhang Yubing.
The..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received PetroChina patent application for Deep Penetration Blockage Removal Method and Device Suitable for Sandstone Storage. Li Weijie, Kong Weizhong, Li Ning, Wang Xin, Liu Guohua, Qu Fengjiao, Xiao Mengmei, Tian Jianchao, Xu Zhengdong and Xu Liu developed the..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released COSL-Expro Testing Services (Tianjin) and Zhanjiang Branch of China National Offshore Oil patent application for Method for Regulating and Controlling Formation Pressure in Offshore Oilfield Reinjection Process Based on Environmental Protection Collabora..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Sichuan Oil Gas Explor Development Co Ltd has sought patent for Method for Establishing Gas Drive Theoretical Chart of Continuous Gas Drive Reservoir. This invention was developed by Zhang Jianye, Huang Lan, He Wenxiu, Jiang Shikang, Luo Min, Ren Liang, Qiao Yanguo, Luo Haoyu and Cheng Tong.
The patent appl..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Gas Lift Process and Device. This invention was developed by Lei Wei, Liu Tao, Hu Shunqu, Pan Jian, Hu Dan and Qian Jiang.
The patent application number is CN20241167948..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Gas Lift Tool and Gas Lift Process. Lei Wei, Hou Zhimin, Liu Tao, Hu Dan, Cui Jingyu and Qian Jiang developed the invention.
The patent application number is CN202411675..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Check Valve and Gas Lift Process. This invention was developed by Hou Zhimin, Lei Wei, Chen Chen, Cui Jingyu, Zhou Yijun and Zeng Mingyong.
The patent application number..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- PetroChina has applied Chinese patent for Sand Control Pipe Positioning Device and Positioning and Guiding Method. Zhong Ting, He Xinxing, Huang Kun, Wang Jiexiang, Zhang Bao, Liu Ju, Wang Fangzhi, Geng Hailong, Shen Jianxin, Su Zhou, Zeng Nu, Zhuang Xu, Wang Peng, Chen Defei, Zheng Weitao, Zhou Huaiguang, He ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Nat Offshore Oil Corp and CNOOC Res Inst Co Ltd have filed a patent application for Circulating Pressure Drop Method for Exploitation of Natural Gas Hydrate Reservoir with Underlying Gas. This invention was developed by Wang Yixuan, Zhou Shouwei, He Yufa, Zhang Kexin, Sun Changyu, Li Qingping, Sun Xian,..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received Sichuan Longjuxiang Petroleum Eng Co Ltd patent application for Multifunctional Flexible Customized Liquid Drainage and Gas Production Tool. Lan Baixi, Dong Chunran, Deng Xiong, Ye Zhewei, Ma Guoguang, Zhang Liang, Wang Fei and Jiang Faguang developed th..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Northeast Petroleum University has submitted a patent application for Magnetic Transmission Type Borehole Cleaning and Jarring Device. This invention was developed by Sun Xiaofeng, Ding Chengyu, Yao Di, Hu Qiaobo, Yu Fengyuan, Sun Shihui, Hou Zhaokai, Qu Jingyu, Li Siqi and Zhao Huan.
The patent application n..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published PetroChina patent application for Oil Well Casing Pressure Adjusting Device. The invention was developed by Chen Chunxiang, Lang Yanbin, Lu Xin, Liu Jiangsong, Li Zhanheng, Jin Guoqing, Feng Mengmeng, Wang Zhengrong, Wang Zhaohua and Dou Qingbin.
The p..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- China National Petroleum and Tianjin Zhongyou Keyuan Petroleum Eng Co Ltd have submitted a patent application for Phenolic Resin Polyethylene Polyamine Demulsifier as Well as Preparation Method and Application Thereof. Li Jing, Luo Weifu, Zhou Yuhe and Li Yongqiang developed the invention.
The patent applic..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Macromolecular Surfactant as Well as Preparation Method and Application Thereof. The invention was developed by Wu Jialei, Yang Jinbiao, Yi Zhuo, Xu..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published Blue Ocean New Mat Tongzhou Bay Co Ltd and China National Petroleum patent application for Narrow-distribution Liquid Rubber Based on High-steric-hindrance Silane Chain Transfer Agent and Preparation Method Thereof. The invention was developed by Shang ..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- PetroChina has filed a patent application for Amino-terminated Liquid Nitrile Rubber and Preparation Method Thereof. This invention was developed by Qiu Guanjun, Wei Xuling, Wang Wancheng, Zhong Qilin, Yang Hailong, Zhao Zhichao, Zhang Huaqiang, Wang Xiaopeng, Shao Wei and Wang Yongfeng.
The patent applicatio..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- PetroChina has sought patent for Handheld Photovoltaic Module Cleaning Water Gun. This invention was developed by Bian Shaosen, Wei Zhiyuan, Kang Qingbo, Guo Li, Yuan Xizhi, Zhang Jinpeng, Zhang Zi'ao, Zhang Hongbin, Oh Se-min and Lyu Yanbing.
The patent application number is CN20241165911 20240805. The paten..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Method for Separating and Purifying 4-methyl-1-pentene from Mixture Containing Trans-4-methyl-2-pentene and Cis-4-methyl-2-pentene. The inven..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Inst Petroleum & Petrochemicals Co Ltd patent application for Method for Separating and Purifying 4-methyl-1-pentene from Mixture Containing Trans-4-methyl-2-pentene and 1-hexene. The invention was devel..
Oil & Gas
| Sun 31 May 2026
Taipei, June 1 -- Yeow Hwa Co Ltd has applied Taiwan patent for Method for Manufacturing Raw Lubricating Oil of Ricinus Communis Oil Modification. Tsai I-chen, Yang Cheng-ming and Hsiao Yung-fang developed it.
The patent application number is TW20230140710 20231025. The patent publication number is TW202517771 (A). Internatio..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Wuxi Woyo Superdo Compressor Co Ltd has filed a patent application for Oil Emulsification Prevention Method and System for Vehicle-mounted Screw Air Compressor, Medium and Program Product. This invention was developed by He Jianren.
The patent application number is CN202511888313 20251215. The patent public..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Zhanjiang Branch of China National Offshore Oil has submitted a patent application for Turbine Dual-fuel Switching Control Method with Self-adaptive Gas Pressure Threshold Value. Lao Xinli, Mo Kangyu, Chen Haorong, Deng Huakun, Zhang Jiajian, Liu Hanwen, Zhang Long, Gao Chuanlian, Tian Xuliang, Wang Tao and We..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received Zhejiang Zheneng Changshan Natural Gas Power Generation Co Ltd patent application for Gas Turbine High-pressure Bypass Start-stop Whole Process Control Method. Lin Gang, Yu Zhefeng, Leng Yongnan, Zhang Wei, Zhou Menglu, Ma Yongwei, Zhang Ping, Song Xiaof..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has received China Nat Offshore Oil Corp and Beijing Res Center CNOOC China Co Ltd patent application for Large-scale Moon Pool Floating Type Wave-proof Device and Construction Method Thereof. Gao Wei, Bai Xueping, Li Yuanfang, Zhang Jingwen, Gao Yidi, Lyu Baicheng, ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China University of Petroleum, East China has filed a patent application for Application of Carbon Steel Corrosion Inhibitor Based on Combination of Physical Adsorption, Chemical Adsorption and Hydrophobic Barrier. This invention was developed by Wang Zhikun, Su Huiling, Fu Yu, Wang Jingyue, Wang Xiumin and Hu..
Oil & Gas
| Sun 31 May 2026
Taipei, June 1 -- Taiwan Patent Office has released Entegris patent application for Compositions and Related Methods of Alkyltintrihalides. This invention was developed by Ermert David M, Fafard Claudia, Coyne Thomas and Cameron Thomas M.
The patent application number is TW20250103486 20230602. The patent publication number is ..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- Shandong Chambroad Petrochemicals Co Ltd and Shandong Yuanyu Tech Co Ltd have sought patent for Composite Molecular Sieve, Preparation Method Thereof and Application of Composite Molecular Sieve in Heavy Oil Cracking. This invention was developed by Liu Ruiyun, Li Taichen, Qian Lei, Jiang Haiying, Wang Long, L..
Oil & Gas
| Sun 31 May 2026
Taipei, June 1 -- Entegris has filed a patent application for Electrostatic Discharge Mitigation Valve. This invention was developed by Leys John A and Shim Jae-han.
The patent application number is TW20240151746 20220429. The patent publication number is TW202518961 (A). International Patent Classification codes are F16K7/14 a..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- CNOOC Energy Development Equipment Technology has filed a patent application for Offshore Oilfield Associated Gas Physical Absorption and Decarbonization Integrated Device. This invention was developed by Zheng Kai, Yang Fan, Shi Yongliang, Jin Huadong, Liu Fuguo, Hu Weide, Lu Xiaojie, Xue Qiang, Liu Meng, Guo..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- PetroChina has applied Chinese patent for Illuminating System with Self-adaptive Time Adjusting Function and Control Method Thereof. Peng Bin, Hou Lei, Zhang Chenghai, Li Wei, Yu Zhongjian, Yu Yong, Ma Sizhong, Jiao Yang, Wu Rui, Yu Yong, Wang Xiaohang, Wang Yongsheng, Guan Wenbo, Fang Jiangtian, Zhang Tianxu ..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has released PetroChina patent application for Impregnation Liquid for Preparing Hydrogenated Bisphenol a Through Bisphenol a Hydrogenation, Catalyst and Preparation Method of Catalyst. This invention was developed by Lee Young-kwan, Guo Rong, Zhang Ruolin, Wang Yan,..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has released Sinopec Ningbo Engineering, Sinopec Ningbo Research Institute and SINOPEC Engineering (Group) patent application for Tubular Fixed Bed Reactor. This invention was developed by Liu Yuying, Yang Qikai, Meng Lingkai, Cui Jindong, Yang Junling and Mo Shenyu...
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Beijing Chemical Research Institute Co Ltd and Tsinghua University patent application for Micro-disperser and Micro-dispersion Process Observation Equipment. This invention was developed by Liu Zhendong, Luo Guangsheng..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has released China Petroleum & Chemical, Sinopec Beijing Chemical Research Institute Co Ltd and Tsinghua University patent application for Micro-dispersion Process Visualization Device and Micro-dispersion Observation Equipment. This invention was developed by Liu Zh..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published PetroChina patent application for Plunger Pump Disc Pump Auxiliary Tool. The invention was developed by Liu Jiangsong, Li Zhanheng, Zheng Yigang, Feng Mengmeng, Lu Xin, Jin Guoqing, Chen Chunxiang, Song Jiayi, Wang Zhaohua and An Hongjun.
The patent ap..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- China University of Petroleum, East China has submitted a patent application for Continuous Production System and Production Method of Betahistine Hydrochloride. This invention was developed by Meng Huibo, Qi Yuanda, Jiang Wenchun, Zhou Yi and Li Deao.
The patent application number is CN202511679648 20251117...
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- China National Petroleum and CNPC Engineering Mat R & D Company Limited have filed a patent application for High-manganese Steel Plate for High-strength and High-toughness LNG Storage Tank and Preparation Method of High-manganese Steel Plate. This invention was developed by Ren Jiakuan, Wang Peng, Bai Zhenquan..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Res Inst Petroleum patent application for Hierarchical Pore Nano Zsm-5 Molecular Sieve as Well as Preparation Method and Application Thereof. Zhou Xinrao, Wang Ruoyu, Zhu Xiyu, Song Ye, Sun Shangcong and Gong Yixuan..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has received Northeast Petroleum University patent application for Working Fluid Purification Device Suitable for Electric Spark Machine Tool. Liu Lin, Zhao Lixin, Wang Yahong, Xie Jianwen, Yang Kaiwen and Zhang Shuang developed the invention.
The patent application..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- PetroChina has sought patent for File Sample Processing Tool for Inner Wall of Oil Casing. This invention was developed by Zhang Ankang, Wang Shangwei, Lu Hongjun, Yu Zhigang, Zhang Huaguang, Li Xumei, Yi Deqiang, Ma Zhanguo, Bai Xiaopei and Gao Wei.
The patent application number is CN20241169741 20240806. Th..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has received PetroChina and Dalian Institute of Chemical Physics, Chinese Academy of Sciences patent application for Recyclable Flame-retardant Polyethylene Material and Preparation Method Thereof. Li Shuanhong, Shi Xingbo, Hu Yanming, Zhang Songbo, Zhang Yongjie, Ch..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has published PetroChina and Dalian Institute of Chemical Physics, Chinese Academy of Sciences patent application for Reprocessable Flame-retardant Polyethylene Material as Well as Preparation Method and Application Thereof. The invention was developed by Shi Xingbo,..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- PetroChina has filed a patent application for Train Tank Car Electrostatic Grounding Clamp and Method for Improving Paint Breaking Efficiency. This invention was developed by Wang Xiaomin, Zhang Xiaodong, Li Hongbing and Wu Xiaofang.
The patent application number is CN20241158423 20240802. The patent publicat..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Dongfeng Motor Group has sought patent for Efficient Water Management Gas Diffusion Layer and Preparation Method and Application Thereof. This invention was developed by Gao Jiawu, Guan Shumeng, Tang Xuejun and Zhang Sihan.
The patent application number is CN202511569432 20251030. The patent publication num..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Beijing Chemical Research Institute Co Ltd patent application for Air Electrode of Metal Air Battery as Well as Preparation Method and Application of Air Electrode. The invention was developed by Zhang Libo, Liu Zh..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has received Wuhan Yuanhe Petroleum Tech Co Ltd patent application for Processing Technology of Internal Spiral Surface. Li Zitong developed the invention.
The patent application number is CN202511868894 20251211. The patent publication number is CN121468128 (A). ..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- State Intellectual Property Office of China has received PetroChina patent application for Automobile Windscreen Cleaning Fluid as Well as Preparation and Application Thereof. Liu Xiaolei, Huang Dongsheng, Zhao Zhiyu, Li Peng, Zhu Tianyi, Xie Pingping and Zhang Wenjie developed the invention.
The patent appli..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- China University of Petroleum, East China has submitted a patent application for Production Method of Environment-friendly Rubber Plasticizer. This invention was developed by Wang Yanzhen, Xue Tongjie, Wang Yanzhang, Duan Hongling, Song Chunmin, Guo Mingxu, Guo Aijun, Liu Gang, Xia Wei and Lin Deyang.
The pat..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- Yanan Kunxu Petroleum Engineering Tech Service Co Ltd has applied Chinese patent for Composite Oil-displacing Agent and Preparation Method Thereof. Gao Liaoliao, Wang Dan, Gao Zengwei and Zhang Jie developed it.
The patent application number is CN202511646337 20251111. The patent publication number is CN121..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- PetroChina has filed a patent application for Argon Arc Welding Wire for L360QS Pipeline Steel as Well as Preparation Method and Use Method of Argon Arc Welding Wire. This invention was developed by Wu Hua, Zhang Shibo, Huo Shaoquan, Yan Jing, Mao Ting and Liu Fujun.
The patent application number is CN20241..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- State Intellectual Property Office of China has published PetroChina patent application for Solar Photovoltaic Panel Cleaning Device. The invention was developed by Zhang Zi'ao, Guo Li, Wei Tianliang, Lin Wenhua, Bian Shaosen, Wang Peisen, Wei Honggang, Wang Xiaozhe, Xiong Zhuang and Qin Yusheng.
The patent a..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- Offshore Oil Eng Qingdao Co has applied Chinese patent for Movable Jacket Wellhead Quick Assembly Device. Zhang Jisheng, Sun Shilong, Fan Yuehua, Guo Kai, Wu Hang, Gu Shijiu, Zhao Huiwei, Wang Enhui and Mu Guangjun developed it.
The patent application number is CN202511356007 20250922. The patent publicatio..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- Zibo Hongyang Weatherford Oilfield Equipment Co Ltd has submitted a patent application for Assembling and Welding Equipment for Sucker Rod. Wang Pengfei developed the invention.
The patent application number is CN20261033122 20260112. The patent publication number is CN121468037 (A). International Patent Cl..
Oil & Gas
| Sun 31 May 2026
Beijing, June 1 -- China University of Petroleum, East China has submitted a patent application for Fracturing Fluid Prepad Fluid for Strengthening Strength and Morphology of In-situ Synthesis Proppant and Application of Fracturing Fluid Prepad Fluid. This invention was developed by Wang Zengbao, Gan Yuwei, Huang Wei'an, Bai Yin..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Logging Instrument for Gas Well. Teng Wenjiang, Lei Wei, Xie Zhi, Cui Jingyu and Wang Qiang developed the invention.
The patent application number is CN20241169322 20240806. The patent publication number is CN..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Logging Instrument for Gas Well. This invention was developed by Xie Zhi, Lei Wei, Teng Wenjiang, Cui Jingyu and Hou Zhimin.
The patent application number is CN20241169320 20240806. The patent publication numb..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 --Sinopec Group, Sinopec Oilfield Service, Sinopec Jingwei Co Ltd and Geological Measurement And Control Tech Research Institute Of Sinopec Jingwei Co Ltd have applied Chinese patent for High-temperature Circuit Board Chip Replacement Device. Zhao Peng, Li Shan, Fan Zexin, Zhang Cong, Sun Fengmei and Gao Jinliang..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have sought patent for Staged Fracturing Method and Differential Pressure Sliding Sleeve. This invention was developed by Chen Chen, Zhou Yijun, Zhao Wei, Liu Tao and Teng Wenjiang.
The patent application number is CN20241168172 20240806. The patent..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Daqing Oilfield and PetroChina have applied Chinese patent for Temporary Plugging Staged Fracturing Method for Casing Damage Horizontal Well. Yang Yucai, Fan Lihua, Chen Yanzhen, Ren Zhongxi, Wu Shaojie, Wang Qingwen, Li Yingying and Fan Yu developed it.
The patent application number is CN20241165572 202408..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Downhole Operation Co Sinopec Shengli Petroleum Engineering have sought patent for Fracturing Control Method and System for Slotting Equipment, Computer Equipment and Computer Program. This invention was developed by Yang Yu-shen, Zhou Xiangju..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Underground Self-excited Pump and Integrated Tubular Column. This invention was developed by Pan Jian, Hu Dan, Zeng Mingyong, Zhao Wei, Qian Jiang and Teng Wenjiang.
The patent application number is CN20241169317 ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Sand Prevention Gas Lift Device. This invention was developed by Liu Tao, Hou Zhimin, Xue Lina, Pan Jian and Cui Jingyu.
The patent application number is CN20241168537 20240806. The patent publication number i..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Underground Plug-in Fluid Controller and Construction Method. This invention was developed by Liu Tao, Hou Zhimin, Zeng Mingyong, Su Biao, Pan Jian and Wen Chao.
The patent application number is CN20241167612 2024..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Downhole Fluid Control Device and Construction Technology. This invention was developed by Liu Tao, Liu Yintao, Hou Zhimin, Hu Dan and Zhao Wei.
The patent application number is CN20241167568 20240806. The pat..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Gas Lift Tool and Process. This invention was developed by Xie Zhi, Hou Zhimin, Zhao Wei, Qian Jiang, Zeng Mingyong and Pan Jian.
The patent application number is CN20241167211 20240806. The patent publication num..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have sought patent for Switchable Bypass Sand Prevention Device and Construction Technology. This invention was developed by Liu Tao, Liu Yintao, Hou Zhimin, Dong Haifeng, Cui Jingyu and Zhou Yijun.
The patent application number is CN20241168024 202..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Soluble Time-delay Opening Toe-end Sliding Sleeve and Using Method Thereof. This invention was developed by Liu Tao, Hu Shunqu, Hou Zhimin, Qian Jiang, Cui Jingyu and Chen Chen.
The patent application number is CN..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have filed a patent application for Soluble Time-delay Opening Toe-end Sliding Sleeve. This invention was developed by Liu Tao, Qian Jiang, Cui Jingyu, Pan Jian, Zhao Wei and Hu Dan.
The patent application number is CN20241169312 20240806. The paten..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Check Valve for Closed Gas Lift and Plugging Tool of Check Valve. This invention was developed by Zhou Yijun, Chen Chen, Cui Jingyu and Zeng Mingyong.
The patent application number is CN20241168925 20240806. T..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Downhole Fluid Two-way Control Valve and Downhole Accumulated Liquid Cleaning Method. Liu Tao, Zhang Guodong, Cui Jingyu, Qian Jiang, Zhao Wei and Teng Wenjiang developed the invention.
The patent application ..
Oil & Gas
| Mon 01 Jun 2026
Beijing, June 1 -- China Petroleum & Chemical and Sinopec Southwest Oil & Gas have submitted a patent application for Cluster Type Sliding Sleeve. This invention was developed by Chen Chen, Zhou Yijun, Pan Jian, Qian Jiang and Zeng Mingyong.
The patent application number is CN20241168200 20240806. The patent publication numbe..
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